PREFATORY NOTE

All the papers in this issue were prepared for the Ninth International
Conference of the Society for Philosophy and Technology, held in Puebla,
Mexico, October 29-November 1, 1996. A larger set of proceedings, in a
special number of the journal Ludus Vitalis, should be appearing shortly; it is
being edited by Raul Gutierrez-Lombardo and Jorge Martinez-Contreras.